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Oxygen and hydrogen gas are at the same temperature t.what is the ratio of kinetic energies of oxygen molecule and hydrogen molecule if oxygen is 16 times heavier than hydrogen.
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If a rock is thrown upward on the planet mars with a velocity of 12 m/s, its height (in meters) after t seconds is given by h = 12t β 1.86t2. (a) find the velocity of the rock after two seconds. m/s (b) find the velocity of the rock when t = a. 12β3.72a m/s (c) when will the rock hit the surface? (round your answer to one decimal place.) t = s (d) with what velocity will the rock hit the surface? m/s
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Physics, 22.06.2019 17:00
Explain what will happen if decomposers were apsent from a forest ecoysystem.
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Physics, 23.06.2019 01:00
Two positive charges are equal. which has more electric potential energy?
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A clothes dryer in a home has a power of 5.5 watts and runs on a special 220-volt household circuit,...
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